Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

John H Bernhardt, RN, PHN

Individual provider Addiction (Substance Use Disorder) Registered Nurse · NPI 1649464587

John H Bernhardt, RN, PHN is an Addiction (Substance Use Disorder) Registered Nurse in San Rafael, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
Specialties on file
2
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

13 Peter Behr Dr
San Rafael, CA 94903-5299
Phone: (415) 473-6651
Fax: (415) 473-7505
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence 720091 (CA)
Addiction (Substance Use Disorder) Registered Nurse Taxonomy 163WA0400X · Licence 566518 (CA)

Record details

NPI number1649464587
Entity typeIndividual (Type 1)
GenderMale
Credentials RN , PHN
Sole proprietorNo
NPI enumeratedSeptember 4, 2007
Last updated in NPPESFebruary 26, 2026
Certification dateFebruary 26, 2026
Mailing address13 Peter Behr Dr, San Rafael, CA 94903-5299